A Researcher Was Interested in Comparing the Salaries of Female $95 \%$

question 1

Multiple Choice

A researcher was interested in comparing the salaries of female and male employees of a particular company. Independent random samples of female employees (sample 1) and male employees (sample 2) were taken to calculate the mean salary, in dollars per week, for each group. A $95 \%$ confidence interval for the difference, $\mu _ { 1 } - \mu _ { 2 }$ , between the mean weekly salary of all female employees and the mean weekly salary of all male employees was determined to be $( - \$ 180 , \$ 60 )$ .

• A) We know that \(95 \%\) of female employees at this company make between \(\$ 180\) less and \(\$ 60\) more than the male employees.
• B) We know that \(95 \%\) of all random samples done on the employees at this company will show that the average female salary is between \(\$ 180\) less and \(\$ 60\) more per week than the average male salary.
• C) We are \(95 \%\) confident that a randomly selected female employee at this company makes between \(\$ 180\) less and \(\$ 60\) more per week than a randomly selected male employee.
• D) Based on these data, with \(95 \%\) confidence, female employees at this company average between \(\$ 180\) less and \(\$ 60\) more per week than the male employees.
• E) Based on these data, with \(95 \%\) confidence, male employees at this company average between \(\$ 180\) less and \(\$ 60\) more per week than the female employees.

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Definitions:

Plantwide Overhead Rate Method

A cost accounting method that applies a single overhead rate to all units produced across different departments or processes in a facility.

Cost Pools

A grouping of individual costs from which cost allocations are made later, used to distribute expenses in cost accounting practices.

Overhead Allocations

The process of distributing indirect costs to various cost objects, such as products or departments, to accurately reflect expenses.

Indirect Labor

Labor costs associated with employees who assist in the production process but do not work directly on the product, like maintenance staff or supervisors.